@article{Perez2012,
    author  = {Ruben E. Perez and Peter W. Jansen and Joaquim R. R. A. Martins},
    doi     = {10.1007/s00158-011-0666-3},
    journal = {Structural and Multidisciplinary Optimization},
    month   = {January},
    number  = {1},
    pages   = {101--118},
    title   = {{pyOpt}: A {Python}-Based Object-Oriented Framework for Nonlinear Constrained Optimization},
    volume  = {45},
    year    = {2012}
}

@article{Brooks2018,
    author  = {Timothy R. Brooks and Gaetan K. W. Kenway and Joaquim R. R. A. Martins},
    doi     = {10.2514/1.J056603},
    journal = {AIAA Journal},
    month   = {July},
    number  = {7},
    pages   = {2840--2855},
    title   = {Benchmark Aerostructural Models for the Study of Transonic Aircraft Wings},
    volume  = {56},
    year    = {2018}
}

@article{Secco2019,
    author  = {Ney R. Secco and Joaquim R. R. A. Martins},
    doi     = {10.2514/1.C034934},
    journal = {Journal of Aircraft},
    month   = {January},
    number  = {1},
    pages   = {217--227},
    title   = {{RANS}-based Aerodynamic Shape Optimization of a Strut-braced Wing with Overset Meshes},
    volume  = {56},
    year    = {2019}
}

@article{Madsen2019,
    author  = {Mads H. Aa. Madsen and Frederik Zahle and Niels N. S{\o}rensen and Joaquim R. R. A. Martins},
    doi     = {10.5194/wes-4-163-2019},
    journal = {Wind Energy Science},
    month   = {April},
    pages   = {163--192},
    title   = {Multipoint high-fidelity {CFD}-based aerodynamic shape optimization of a 10 {MW} wind turbine},
    volume  = {4},
    year    = {2019}
}


@article{Gray2019,
    author  = {Justin S. Gray and John T. Hwang and Joaquim R. R. A. Martins and Kenneth T. Moore and Bret A. Naylor},
    doi     = {10.1007/s00158-019-02211-z},
    journal = {Structural and Multidisciplinary Optimization},
    month   = {April},
    number  = {4},
    pages   = {1075--1104},
    title   = {{OpenMDAO}: An open-source framework for multidisciplinary design, analysis, and optimization},
    volume  = {59},
    year    = {2019}
}

@inproceedings{Chauhan2018,
    address   = {Lisbon, Portugal},
    author    = {Shamsheer S. Chauhan and Joaquim R. R. A. Martins},
    booktitle = {{Proceedings of the 6th International Conference on Engineering Optimization, EngOpt 2018}},
    doi       = {10.1007/978-3-319-97773-7_38},
    keywords  = {OpenMDAO, OpenAeroStruct},
    month     = {September},
    pages     = {418-431},
    publisher = {Springer},
    title     = {Low-Fidelity Aerostructural Optimization of Aircraft Wings with a Simplified Wingbox Model Using {OpenAeroStruct}},
    year      = {2018}
}

@article{Gray2018,
    author  = {Justin S. Gray and Joaquim R. R. A. Martins},
    doi     = {10.1017/aer.2018.120},
    journal = {The Aeronautical Journal},
    month   = {January},
    number  = {1259},
    pages   = {121--137},
    title   = {Coupled Aeropropulsive Design Optimization of a Boundary-Layer Ingestion Propulsor},
    volume  = {123},
    year    = {2018}
}

@article{SciPy,
    author  = {{Virtanen}, Pauli and {Gommers}, Ralf and {Oliphant},
        Travis E. and {Haberland}, Matt and {Reddy}, Tyler and
        {Cournapeau}, David and {Burovski}, Evgeni and {Peterson}, Pearu
        and {Weckesser}, Warren and {Bright}, Jonathan and {van der Walt},
        St{\'e}fan J.  and {Brett}, Matthew and {Wilson}, Joshua and
        {Jarrod Millman}, K.  and {Mayorov}, Nikolay and {Nelson}, Andrew
        R.~J. and {Jones}, Eric and {Kern}, Robert and {Larson}, Eric and
        {Carey}, CJ and {Polat}, {\.I}lhan and {Feng}, Yu and {Moore},
        Eric W. and {Vand erPlas}, Jake and {Laxalde}, Denis and
        {Perktold}, Josef and {Cimrman}, Robert and {Henriksen}, Ian and
        {Quintero}, E.~A. and {Harris}, Charles R and {Archibald}, Anne M.
        and {Ribeiro}, Ant{\^o}nio H. and {Pedregosa}, Fabian and
        {van Mulbregt}, Paul and {Contributors}, SciPy 1. 0},
    title   = {{SciPy 1.0: Fundamental Algorithms for Scientific
                Computing in Python}},
    journal = {Nature Methods},
    year    = {2020},
    volume  = {17},
    pages   = {261--272},
    adsurl  = {https://rdcu.be/b08Wh},
    doi     = {10.1038/s41592-019-0686-2}
}

@misc{NLopt,
    author = {Steven G. Johnson},
    title  = {The {NLopt} nonlinear-optimization package},
    url    = {http://github.com/stevengj/nlopt},
    year   = {2020}
}

@article{Martins2003,
    author  = {Joaquim R. R. A. Martins and Peter Sturdza and Juan J. Alonso},
    doi     = {10.1145/838250.838251},
    journal = {ACM Transactions on Mathematical Software},
    month   = {September},
    number  = {3},
    pages   = {245--262},
    title   = {The Complex-Step Derivative Approximation},
    volume  = {29},
    year    = {2003}
}

@techreport{Kraft1988a,
    author      = {Kraft, D},
    institution = {Tech. Rep. DFVLR-FB 88-28, DLR German Aerospace Center},
    title       = {{A software package for sequential quadratic programming}},
    year        = {1988}
}
